9129069 has 6 divisors (see below), whose sum is σ = 13186446. Its totient is φ = 6086040.

The previous prime is 9129067. The next prime is 9129073. The reversal of 9129069 is 9609219.

9129069 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8468100 + 660969 = 2910^2 + 813^2 .

It is not a de Polignac number, because 9129069 - 2¹ = 9129067 is a prime.

It is a super-2 number, since 2×9129069² = 166679801613522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9129061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 507162 + ... + 507179.

It is an arithmetic number, because the mean of its divisors is an integer number (2197741).

Almost surely, 2^9129069 is an apocalyptic number.

It is an amenable number.

9129069 is a deficient number, since it is larger than the sum of its proper divisors (4057377).

9129069 is a wasteful number, since it uses less digits than its factorization.

9129069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014347 (or 1014344 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 9129069 is about 3021.4349240055. The cubic root of 9129069 is about 208.9980158996.

The spelling of 9129069 in words is "nine million, one hundred twenty-nine thousand, sixty-nine".